|
GB478349A
|
|
Improvements in paving slabs
|
|
IE14569L
|
|
Metal pipe joints
|
|
GB470669A
|
|
Improvements in or relating to metal pipe joints
|
|
GB442031A
|
|
Improvements in or relating to traps for land drainage in tidal areas
|
|
US2087170A
|
|
Device for the prevention of backfires in gas apparatus
|
|
GB363628A
|
|
A device for the prevention of back fires in gas apparatus
|
|
GB354195A
|
|
Improvements in or relating to feed rods for use in soldering, brazing or welding
|
|
GB281800A
|
|
An improved means for the combustion of gases for use in lighting
|
|
GB269721A
|
|
Improvements in or relating to the cleansing of rubber moulds
|
|
GB269616A
|
|
Improvements in or relating to fluid control valves
|
|
GB258660A
|
|
Method of treating residue resulting from the manufacture of acetylene gas from calcium carbide and water for the recovery of lime products therefrom
|
|
GB258661A
|
|
Improvements in or relating to the manufacture of lime
|
